Portable boat ramp



FIG. 1 is a top plan view of the portable boat ramp;

FIG. 2 is a side elevation thereof, and the other unillustrated side being identical thereto;

FIG. 3 is a rear end elevational view thereof looking from left-to-right in FIG. 2;

FIG. 4 is a front end elevational view thereof looking from right-to-left in FIG. 2; and

FIG. 5 is a bottom plan view thereof. 

The ornamental design for a portable boat ramp, as shown and described. 